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Related Experiment Video

Updated: Jul 3, 2026

Multidisciplinary Approach to Obesity Management: A Case Report

Multidisciplinary Approach to Obesity Management: A Case Report

Published on: May 30, 2025

Egg breakfast enhances weight loss.

J S Vander Wal¹, A Gupta, P Khosla

¹Department of Psychology, Saint Louis University, Saint Louis, MO, USA.

International Journal of Obesity (2005)

|August 6, 2008

Summary

This summary is machine-generated.

An egg breakfast significantly enhanced weight loss in overweight individuals on a calorie-deficit diet compared to a bagel breakfast. Eggs may be a nutritious addition to weight management programs.

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Area of Science:

Nutrition Science
Weight Management
Metabolic Health

Background:

Dietary composition significantly impacts weight management outcomes.
Breakfast choices play a crucial role in daily caloric intake and satiety.
Previous research suggests protein-rich breakfasts may promote satiety and reduce overall calorie consumption.

Purpose of the Study:

To evaluate the impact of an egg-based breakfast versus a bagel-based breakfast on weight loss in overweight and obese adults.
To determine if breakfast type influences weight loss when combined with a reduced-calorie diet.
To assess the effect of breakfast composition on body mass index (BMI), weight, waist circumference, and body fat percentage.

Main Methods:

A randomized controlled trial involving 152 overweight or obese participants (BMI 25-50 kg/m²).
Participants were assigned to consume either an egg breakfast (340 kcal) or a bagel breakfast (matched for energy density and total energy) for at least 5 days per week.
Intervention groups received either a reduced-calorie diet (1000 kcal deficit) or were instructed to maintain their usual energy intake for 8 weeks.

Main Results:

The egg breakfast group, combined with a reduced-calorie diet, showed a significantly greater reduction in BMI (61%) and weight loss (65%) compared to the bagel diet group.
A trend towards greater reduction in waist circumference (34%) and body fat percentage (16%) was observed in the egg diet group, though not statistically significant for body fat.
No significant weight loss differences were observed between the egg and bagel groups when participants did not adhere to a reduced-calorie diet.

Conclusions:

An egg breakfast, when incorporated into an energy-deficit diet, significantly enhances weight loss.
Eggs can be a valuable and nutritious component of a weight management strategy.
The benefits of an egg breakfast on weight loss are contingent on adherence to a calorie-controlled diet.